feature-editing-time.patch

From 7c0d660519a9c9a17c03a2cb53d579f66b35469c Mon Sep 17 00:00:00 2001
From: Ben Scholzen <mail@dasprids.de>
Date: Sun, 10 Jan 2016 20:14:00 +0100
Subject: [PATCH] Add feature to show editing time of a document in the
 document information dialog

---
 krita/ui/KisDocument.cpp           | 31 ++++++++++++++++++++++++++++++-
 krita/ui/KisDocument.h             |  2 ++
 libs/odf/KoDocumentInfo.cpp        |  3 ++-
 libs/widgets/KoDocumentInfoDlg.cpp | 26 ++++++++++++++++++++++++++
 libs/widgets/KoDocumentInfoDlg.h   |  2 ++
 5 files changed, 62 insertions(+), 2 deletions(-)

diff --git a/krita/ui/KisDocument.cpp b/krita/ui/KisDocument.cpp
index ebd9dd8..450153b 100644
--- a/krita/ui/KisDocument.cpp
+++ b/krita/ui/KisDocument.cpp
@@ -348,6 +348,9 @@ public:
     bool modified;
     bool readwrite;
 
+    QDateTime firstMod;
+    QDateTime lastMod;
+
     bool disregardAutosaveFailure;
 
     KisNameServer *nserver;
@@ -571,6 +574,9 @@ KisDocument::KisDocument()
     KConfigGroup cfgGrp(KisFactory::componentData().config(), "Undo");
     d->undoStack->setUndoLimit(cfgGrp.readEntry("UndoLimit", 1000));
 
+    d->firstMod = QDateTime::currentDateTime();
+    d->lastMod = QDateTime::currentDateTime();
+
     connect(d->undoStack, SIGNAL(indexChanged(int)), this, SLOT(slotUndoStackIndexChanged(int)));
 
     // preload the krita resources
@@ -601,7 +607,7 @@ KisDocument::~KisDocument()
 
     // Despite being QObject they needs to be deleted before the image
     delete d->shapeController;
-    
+
     delete d->koShapeController;
 
     if (d->image) {
@@ -1772,6 +1778,10 @@ void KisDocument::setModified()
 
 void KisDocument::setModified(bool mod)
 {
+    if (mod) {
+        updateTimeElapsed(false);
+    }
+
     if (isAutosaving())   // ignore setModified calls due to autosaving
         return;
 
@@ -1804,6 +1814,23 @@ void KisDocument::setModified(bool mod)
     emit modified(mod);
 }
 
+void KisDocument::updateTimeElapsed(bool forceStoreElapsed)
+{
+    QDateTime now = QDateTime::currentDateTime();
+    int firstModDelta = d->firstMod.secsTo(now);
+    int lastModDelta = d->lastMod.secsTo(now);
+
+    if (lastModDelta > 30) {
+        d->docInfo->setAboutInfo("time-elapsed", QString::number(d->docInfo->aboutInfo("time-elapsed").toInt() + d->firstMod.secsTo(d->lastMod)));
+        d->firstMod = now;
+    } else if (firstModDelta > 60 || forceStoreElapsed) {
+        d->docInfo->setAboutInfo("time-elapsed", QString::number(d->docInfo->aboutInfo("time-elapsed").toInt() + firstModDelta));
+        d->firstMod = now;
+    }
+
+    d->lastMod = now;
+}
+
 QString KisDocument::prettyPathOrUrl() const
 {
     QString _url( url().pathOrUrl() );
@@ -2309,6 +2336,8 @@ bool KisDocument::save()
     if ( d->m_file.isEmpty() ) // document was created empty
         d->prepareSaving();
 
+    updateTimeElapsed(true);
+
     DocumentProgressProxy *progressProxy = 0;
     if (!d->document->progressProxy()) {
         KisMainWindow *mainWindow = 0;
diff --git a/krita/ui/KisDocument.h b/krita/ui/KisDocument.h
index 09343cc..faeb880 100644
--- a/krita/ui/KisDocument.h
+++ b/krita/ui/KisDocument.h
@@ -545,6 +545,8 @@ public:
      */
     void setModified(bool _mod);
 
+    void updateTimeElapsed(bool forceStoreElapsed);
+
     /**
      * Initialize an empty document using default values
      */
diff --git a/libs/odf/KoDocumentInfo.cpp b/libs/odf/KoDocumentInfo.cpp
index a02d9b2..6a38a56 100644
--- a/libs/odf/KoDocumentInfo.cpp
+++ b/libs/odf/KoDocumentInfo.cpp
@@ -42,7 +42,7 @@
 KoDocumentInfo::KoDocumentInfo(QObject *parent) : QObject(parent)
 {
     m_aboutTags << "title" << "description" << "subject" << "comments"
-    << "keyword" << "initial-creator" << "editing-cycles"
+    << "keyword" << "initial-creator" << "editing-cycles" << "time-elapsed"
     << "date" << "creation-date" << "language";
 
     m_authorTags << "creator" << "initial" << "author-title"
@@ -51,6 +51,7 @@ KoDocumentInfo::KoDocumentInfo(QObject *parent) : QObject(parent)
     << "street" << "position" << "company";
 
     setAboutInfo("editing-cycles", "0");
+    setAboutInfo("time-elapsed", "0");
     setAboutInfo("initial-creator", i18n("Unknown"));
     setAboutInfo("creation-date", QDateTime::currentDateTime()
                  .toString(Qt::ISODate));
diff --git a/libs/widgets/KoDocumentInfoDlg.cpp b/libs/widgets/KoDocumentInfoDlg.cpp
index c8f1730..0144a23 100644
--- a/libs/widgets/KoDocumentInfoDlg.cpp
+++ b/libs/widgets/KoDocumentInfoDlg.cpp
@@ -214,6 +214,8 @@ void KoDocumentInfoDlg::initAboutTab()
 
     d->aboutUi->lblRevision->setText(d->info->aboutInfo("editing-cycles"));
 
+    updateEditingTime();
+
     if (doc && (doc->supportedSpecialFormats() & KoDocumentBase::SaveEncrypted)) {
         if (doc->specialOutputFlag() == KoDocumentBase::SaveEncrypted) {
             if (d->toggleEncryption) {
@@ -263,6 +265,30 @@ void KoDocumentInfoDlg::initAuthorTab()
     d->authorUi->position->setText(d->info->authorInfo("position"));
 }
 
+void KoDocumentInfoDlg::updateEditingTime()
+{
+    const int timeElapsed = d->info->aboutInfo("time-elapsed").toInt();
+
+    const int secondsElapsed = timeElapsed % 60;
+    const int minutesElapsed = (timeElapsed / 60) % 60;
+    const int hoursElapsed = (timeElapsed / 3600) % 24;
+    const int daysElapsed = (timeElapsed / 86400) % 7;
+    const int weeksElapsed = timeElapsed / 604800;
+
+    // @todo needs proper formatting / i18n
+    if (weeksElapsed > 0) {
+        d->aboutUi->lblEditing->setText(i18n("%1 weeks and %2 days", weeksElapsed, daysElapsed));
+    } else if (daysElapsed > 0) {
+        d->aboutUi->lblEditing->setText(i18n("%1 days and %2 hours", daysElapsed, hoursElapsed));
+    } else if (hoursElapsed > 0) {
+        d->aboutUi->lblEditing->setText(i18n("%1 hours and %2 minutes", hoursElapsed, minutesElapsed));
+    } else if (minutesElapsed > 0) {
+        d->aboutUi->lblEditing->setText(i18n("%1 minutes and %2 seconds", minutesElapsed, secondsElapsed));
+    } else {
+        d->aboutUi->lblEditing->setText(i18n("%1 seconds", secondsElapsed));
+    }
+}
+
 void KoDocumentInfoDlg::slotApply()
 {
     saveAboutData();
diff --git a/libs/widgets/KoDocumentInfoDlg.h b/libs/widgets/KoDocumentInfoDlg.h
index 64d5bcc..979ab40 100644
--- a/libs/widgets/KoDocumentInfoDlg.h
+++ b/libs/widgets/KoDocumentInfoDlg.h
@@ -95,6 +95,8 @@ private:
     /** Saves the changed data back to the KoDocumentInfo class */
     void saveAboutData();
 
+    void updateEditingTime();
+
     void slotButtonClicked(int button);
 
     class KoDocumentInfoDlgPrivate;
-- 
1.9.1